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    "|categery|function|example|tips|\n",
    "|:---:|:---|:---:|:---:|\n",
    "|索引|根据key值查找对应的value|dict_01['name']||\n",
    "|添加|在字典dict_02添加键值对|dict_02['name']='wooo'| |\n",
    "|长度|查看数据长度|len(dict_01['name'])|任何数据都是有长度的|\n",
    "|   |bbbb|cccc|dddd|\n",
    "|key|根据'键'去查找字典里的值|for key in dict_01(): print(key)| |\n",
    "|key|根据'键'去查找字典里的值|for i in dict_01.keys(): print(i)| |\n",
    "|value|根据'值'去查找字典里的值|for value in dict_01(): print(value)| |\n",
    "|items|根据'items'去查找字典里的值|for key,value in dict_01.items(): print(key) print(value)| |"
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